EVAP System Diagnostics P0446 Demystified for Peak Performance

I keep getting code po 446 on my 2003 Silverado. I have read that it could be the vent control valve. Any ideas? Hey Andres, I understand you have fault codes P0446, P0453 and P0463. These faults would most likely indicate the vent solenoid is faulty. I would also ... Does the purge vent normally stay open? Is this code strictly a diagnostic failure? If yes to both, I won't worry about this. NATALIA JASNY SZARY MAT/PO FZ.45 P.O (446*570). Brak opinii. 103,00 zł. Empik.com ... Corroded wire causing a check engine light with code P0446 and hard refueling. 3 months later the service engine soon light comes on so i have it scanned at advance auto. 1 code comes up, PO446. Truck seems to run well. No ... Does your car sputter and stall? Getting a P0446 trouble code? Don't rush to the mechanic yet! This code often points to a faulty emissions ... Could be gas cap. Could be tank vent valve/filter. Fuel Recirc Charcoal canister. Or a hose gone bad and not holding vac/pres. All these MAY set ... Went right to Autozone, code showed PO446. Haynes manual for truck says,"EVAP canister vent blocked". I have a 2002 V6 with 3 door cab. Has ... in this video I'm gonna share with you how to diagnose and fix a P0446 Trouble Code On a GMC Yukon! Evap System Testing!